Anybody have a link for the source files for..

The 3.2U system menu and 4.0U system Menu? Although I can't make themes, I'd like to do a little of the work. I already have an MyM file, but I've looked for the app files, but no avail. For one thing, SoftMii is pretty epic by loading backups via Disc Channel and being able to load themes. So, if anybody can help me with finding the source files so I can upload the app file for SoftMii theme converter?